pandemonium_engine_minimal/core/os/os.cpp

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2023-12-14 21:54:22 +01:00
/*************************************************************************/
/* os.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "os.h"
#include "core/config/project_settings.h"
#include "core/input/input.h"
#include "core/io/json.h"
#include "core/os/dir_access.h"
#include "core/os/file_access.h"
#include "core/os/midi_driver.h"
#include "core/version_generated.gen.h"
#include "servers/audio_server.h"
#include <stdarg.h>
OS *OS::singleton = nullptr;
uint64_t OS::target_ticks = 0;
OS *OS::get_singleton() {
return singleton;
}
uint32_t OS::get_ticks_msec() const {
return get_ticks_usec() / 1000;
}
String OS::get_iso_date_time(bool local) const {
OS::Date date = get_date(local);
OS::Time time = get_time(local);
String timezone;
if (!local) {
TimeZoneInfo zone = get_time_zone_info();
if (zone.bias >= 0) {
timezone = "+";
}
timezone = timezone + itos(zone.bias / 60).pad_zeros(2) + itos(zone.bias % 60).pad_zeros(2);
} else {
timezone = "Z";
}
return itos(date.year).pad_zeros(2) + "-" +
itos(date.month).pad_zeros(2) + "-" +
itos(date.day).pad_zeros(2) + "T" +
itos(time.hour).pad_zeros(2) + ":" +
itos(time.min).pad_zeros(2) + ":" +
itos(time.sec).pad_zeros(2) + timezone;
}
uint64_t OS::get_splash_tick_msec() const {
return _msec_splash;
}
uint64_t OS::get_unix_time() const {
return 0;
};
uint64_t OS::get_system_time_secs() const {
return 0;
}
uint64_t OS::get_system_time_msecs() const {
return 0;
}
/**
* Time constants borrowed from loc_time.h
*/
#define EPOCH_YR 1970 /* EPOCH = Jan 1 1970 00:00:00 */
#define SECS_DAY (24L * 60L * 60L)
#define LEAPYEAR(year) (!((year) % 4) && (((year) % 100) || !((year) % 400)))
#define YEARSIZE(year) (LEAPYEAR(year) ? 366 : 365)
/// Table of number of days in each month (for regular year and leap year)
static const unsigned int MONTH_DAYS_TABLE[2][12] = {
{ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 },
{ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 }
};
OS::DateTime OS::get_datetime_from_unix_time(int64_t unix_time_val) const {
DateTime dt;
long dayclock, dayno;
int year = EPOCH_YR;
if (unix_time_val >= 0) {
dayno = unix_time_val / SECS_DAY;
dayclock = unix_time_val % SECS_DAY;
/* day 0 was a thursday */
dt.date.weekday = static_cast<OS::Weekday>((dayno + 4) % 7);
while (dayno >= YEARSIZE(year)) {
dayno -= YEARSIZE(year);
year++;
}
} else {
dayno = (unix_time_val - SECS_DAY + 1) / SECS_DAY;
dayclock = unix_time_val - dayno * SECS_DAY;
dt.date.weekday = static_cast<OS::Weekday>(((dayno % 7) + 11) % 7);
do {
year--;
dayno += YEARSIZE(year);
} while (dayno < 0);
}
dt.time.sec = dayclock % 60;
dt.time.min = (dayclock % 3600) / 60;
dt.time.hour = dayclock / 3600;
dt.date.year = year;
size_t imonth = 0;
while ((unsigned long)dayno >= MONTH_DAYS_TABLE[LEAPYEAR(year)][imonth]) {
dayno -= MONTH_DAYS_TABLE[LEAPYEAR(year)][imonth];
imonth++;
}
/// Add 1 to month to make sure months are indexed starting at 1
dt.date.month = static_cast<OS::Month>(imonth + 1);
dt.date.day = dayno + 1;
return dt;
}
int64_t OS::get_unix_time_from_datetime(const DateTime &datetime) const {
// Bunch of conversion constants
static const unsigned int SECONDS_PER_MINUTE = 60;
static const unsigned int MINUTES_PER_HOUR = 60;
static const unsigned int HOURS_PER_DAY = 24;
static const unsigned int SECONDS_PER_HOUR = MINUTES_PER_HOUR * SECONDS_PER_MINUTE;
static const unsigned int SECONDS_PER_DAY = SECONDS_PER_HOUR * HOURS_PER_DAY;
unsigned int second = static_cast<unsigned int>(datetime.time.sec);
unsigned int minute = static_cast<unsigned int>(datetime.time.min);
unsigned int hour = static_cast<unsigned int>(datetime.time.hour);
unsigned int day = static_cast<unsigned int>(datetime.date.day);
unsigned int month = static_cast<unsigned int>(datetime.date.month);
unsigned int year = static_cast<unsigned int>(datetime.date.year);
/// How many days come before each month (0-12)
static const unsigned short int DAYS_PAST_THIS_YEAR_TABLE[2][13] = {
/* Normal years. */
{ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365 },
/* Leap years. */
{ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366 }
};
ERR_FAIL_COND_V_MSG(second > 59, 0, "Invalid second value of: " + itos(second) + ".");
ERR_FAIL_COND_V_MSG(minute > 59, 0, "Invalid minute value of: " + itos(minute) + ".");
ERR_FAIL_COND_V_MSG(hour > 23, 0, "Invalid hour value of: " + itos(hour) + ".");
ERR_FAIL_COND_V_MSG(year == 0, 0, "Years before 1 AD are not supported. Value passed: " + itos(year) + ".");
ERR_FAIL_COND_V_MSG(month > 12 || month == 0, 0, "Invalid month value of: " + itos(month) + ".");
// Do this check after month is tested as valid
unsigned int days_in_month = MONTH_DAYS_TABLE[LEAPYEAR(year)][month - 1];
ERR_FAIL_COND_V_MSG(day == 0 || day > days_in_month, 0, "Invalid day value of: " + itos(day) + ". It should be comprised between 1 and " + itos(days_in_month) + " for month " + itos(month) + ".");
// Calculate all the seconds from months past in this year
uint64_t SECONDS_FROM_MONTHS_PAST_THIS_YEAR = DAYS_PAST_THIS_YEAR_TABLE[LEAPYEAR(year)][month - 1] * SECONDS_PER_DAY;
int64_t SECONDS_FROM_YEARS_PAST = 0;
if (year >= EPOCH_YR) {
for (unsigned int iyear = EPOCH_YR; iyear < year; iyear++) {
SECONDS_FROM_YEARS_PAST += YEARSIZE(iyear) * SECONDS_PER_DAY;
}
} else {
for (unsigned int iyear = EPOCH_YR - 1; iyear >= year; iyear--) {
SECONDS_FROM_YEARS_PAST -= YEARSIZE(iyear) * SECONDS_PER_DAY;
}
}
int64_t epoch =
second +
minute * SECONDS_PER_MINUTE +
hour * SECONDS_PER_HOUR +
// Subtract 1 from day, since the current day isn't over yet
// and we cannot count all 24 hours.
(day - 1) * SECONDS_PER_DAY +
SECONDS_FROM_MONTHS_PAST_THIS_YEAR +
SECONDS_FROM_YEARS_PAST;
return epoch;
}
void OS::_set_logger(CompositeLogger *p_logger) {
if (_logger) {
memdelete(_logger);
}
_logger = p_logger;
}
void OS::add_logger(Logger *p_logger) {
if (!_logger) {
Vector<Logger *> loggers;
loggers.push_back(p_logger);
_logger = memnew(CompositeLogger(loggers));
} else {
_logger->add_logger(p_logger);
}
}
void OS::print_error(const char *p_function, const char *p_file, int p_line, const char *p_code, const char *p_rationale, Logger::ErrorType p_type) {
_logger->log_error(p_function, p_file, p_line, p_code, p_rationale, p_type);
}
void OS::print(const char *p_format, ...) {
va_list argp;
va_start(argp, p_format);
_logger->logv(p_format, argp, false);
va_end(argp);
};
void OS::printerr(const char *p_format, ...) {
va_list argp;
va_start(argp, p_format);
_logger->logv(p_format, argp, true);
va_end(argp);
};
void OS::set_keep_screen_on(bool p_enabled) {
_keep_screen_on = p_enabled;
}
bool OS::is_keep_screen_on() const {
return _keep_screen_on;
}
void OS::set_low_processor_usage_mode(bool p_enabled) {
low_processor_usage_mode = p_enabled;
}
bool OS::is_in_low_processor_usage_mode() const {
return low_processor_usage_mode;
}
void OS::set_update_vital_only(bool p_enabled) {
_update_vital_only = p_enabled;
}
void OS::set_low_processor_usage_mode_sleep_usec(int p_usec) {
low_processor_usage_mode_sleep_usec = p_usec;
}
int OS::get_low_processor_usage_mode_sleep_usec() const {
return low_processor_usage_mode_sleep_usec;
}
void OS::set_clipboard(const String &p_text) {
_local_clipboard = p_text;
}
String OS::get_clipboard() const {
return _local_clipboard;
}
bool OS::has_clipboard() const {
return !get_clipboard().empty();
}
String OS::get_executable_path() const {
return _execpath;
}
int OS::get_process_id() const {
return -1;
}
bool OS::is_process_running(const ProcessID &p_pid) const {
return false;
}
bool OS::is_stdout_verbose() const {
return _verbose_stdout;
}
bool OS::is_stdout_debug_enabled() const {
return _debug_stdout;
}
void OS::dump_memory_to_file(const char *p_file) {
//Memory::dump_static_mem_to_file(p_file);
}
static FileAccess *_OSPRF = nullptr;
static void _OS_printres(Object *p_obj) {
Resource *res = Object::cast_to<Resource>(p_obj);
if (!res) {
return;
}
String str = vformat("%s - %s - %s", res->to_string(), res->get_name(), res->get_path());
if (_OSPRF) {
_OSPRF->store_line(str);
} else {
print_line(str);
}
}
bool OS::has_virtual_keyboard() const {
return false;
}
void OS::show_virtual_keyboard(const String &p_existing_text, const Rect2 &p_screen_rect, VirtualKeyboardType p_type, int p_max_input_length, int p_cursor_start, int p_cursor_end) {
}
void OS::hide_virtual_keyboard() {
}
int OS::get_virtual_keyboard_height() const {
return 0;
}
uint32_t OS::keyboard_get_scancode_from_physical(uint32_t p_scancode) const {
return p_scancode;
}
void OS::set_cursor_shape(CursorShape p_shape) {
}
OS::CursorShape OS::get_cursor_shape() const {
return CURSOR_ARROW;
}
void OS::set_custom_mouse_cursor(const RES &p_cursor, CursorShape p_shape, const Vector2 &p_hotspot) {
}
void OS::print_all_resources(String p_to_file) {
ERR_FAIL_COND(p_to_file != "" && _OSPRF);
if (p_to_file != "") {
Error err;
_OSPRF = FileAccess::open(p_to_file, FileAccess::WRITE, &err);
if (err != OK) {
_OSPRF = nullptr;
ERR_FAIL_MSG("Can't print all resources to file: " + String(p_to_file) + ".");
}
}
ObjectDB::debug_objects(_OS_printres);
if (p_to_file != "") {
if (_OSPRF) {
memdelete(_OSPRF);
}
_OSPRF = nullptr;
}
}
void OS::print_resources_in_use(bool p_short) {
ResourceCache::dump(nullptr, p_short);
}
void OS::dump_resources_to_file(const char *p_file) {
ResourceCache::dump(p_file);
}
void OS::set_no_window_mode(bool p_enable) {
_no_window = p_enable;
}
bool OS::is_no_window_mode_enabled() const {
return _no_window;
}
int OS::get_exit_code() const {
return _exit_code;
}
void OS::set_exit_code(int p_code) {
_exit_code = p_code;
_is_custom_exit_code = true;
}
bool OS::is_custom_exit_code() {
return _is_custom_exit_code;
}
String OS::get_locale() const {
return "en";
}
// Non-virtual helper to extract the 2 or 3-letter language code from
// `get_locale()` in a way that's consistent for all platforms.
String OS::get_locale_language() const {
return get_locale().left(3).replace("_", "");
}
// Embedded PCK offset.
uint64_t OS::get_embedded_pck_offset() const {
return 0;
}
// Helper function to ensure that a dir name/path will be valid on the OS
String OS::get_safe_dir_name(const String &p_dir_name, bool p_allow_dir_separator) const {
Vector<String> invalid_chars = String(": * ? \" < > |").split(" ");
if (p_allow_dir_separator) {
// Dir separators are allowed, but disallow ".." to avoid going up the filesystem
invalid_chars.push_back("..");
} else {
invalid_chars.push_back("/");
}
String safe_dir_name = p_dir_name.replace("\\", "/").strip_edges();
for (int i = 0; i < invalid_chars.size(); i++) {
safe_dir_name = safe_dir_name.replace(invalid_chars[i], "-");
}
return safe_dir_name;
}
// Path to data, config, cache, etc. OS-specific folders
// Get properly capitalized engine name for system paths
String OS::get_pandemonium_dir_name() const {
// Default to lowercase, so only override when different case is needed
return String(VERSION_SHORT_NAME).to_lower();
}
// OS equivalent of XDG_DATA_HOME
String OS::get_data_path() const {
return ".";
}
// OS equivalent of XDG_CONFIG_HOME
String OS::get_config_path() const {
return ".";
}
// OS equivalent of XDG_CACHE_HOME
String OS::get_cache_path() const {
return ".";
}
// Path to macOS .app bundle resources
String OS::get_bundle_resource_dir() const {
return ".";
};
// Path to macOS .app bundle embedded icon
String OS::get_bundle_icon_path() const {
return String();
}
// OS specific path for user://
String OS::get_user_data_dir() const {
return ".";
};
// Absolute path to res://
String OS::get_resource_dir() const {
return ProjectSettings::get_singleton()->get_resource_path();
}
// Access system-specific dirs like Documents, Downloads, etc.
String OS::get_system_dir(SystemDir p_dir, bool p_shared_storage) const {
return ".";
}
Error OS::shell_open(String p_uri) {
return ERR_UNAVAILABLE;
};
// implement these with the canvas?
Error OS::dialog_show(String p_title, String p_description, Vector<String> p_buttons, Object *p_obj, String p_callback) {
while (true) {
print("%s\n--------\n%s\n", p_title.utf8().get_data(), p_description.utf8().get_data());
for (int i = 0; i < p_buttons.size(); i++) {
if (i > 0) {
print(", ");
}
print("%i=%s", i + 1, p_buttons[i].utf8().get_data());
};
print("\n");
String res = get_stdin_string().strip_edges();
if (!res.is_numeric()) {
continue;
}
int n = res.to_int();
if (n < 0 || n >= p_buttons.size()) {
continue;
}
if (p_obj && p_callback != "") {
p_obj->call_deferred(p_callback, n);
}
break;
};
return OK;
};
Error OS::dialog_input_text(String p_title, String p_description, String p_partial, Object *p_obj, String p_callback) {
ERR_FAIL_COND_V(!p_obj, FAILED);
ERR_FAIL_COND_V(p_callback == "", FAILED);
print("%s\n---------\n%s\n[%s]:\n", p_title.utf8().get_data(), p_description.utf8().get_data(), p_partial.utf8().get_data());
String res = get_stdin_string().strip_edges();
bool success = true;
if (res == "") {
res = p_partial;
};
p_obj->call_deferred(p_callback, success, res);
return OK;
};
uint64_t OS::get_static_memory_usage() const {
return Memory::get_mem_usage();
}
uint64_t OS::get_dynamic_memory_usage() const {
return MemoryPool::total_memory;
}
uint64_t OS::get_static_memory_peak_usage() const {
return Memory::get_mem_max_usage();
}
Error OS::set_cwd(const String &p_cwd) {
return ERR_CANT_OPEN;
}
bool OS::has_touchscreen_ui_hint() const {
//return false;
return Input::get_singleton() && Input::get_singleton()->is_emulating_touch_from_mouse();
}
uint64_t OS::get_free_static_memory() const {
return Memory::get_mem_available();
}
void OS::yield() {
}
void OS::set_screen_orientation(ScreenOrientation p_orientation) {
_orientation = p_orientation;
}
OS::ScreenOrientation OS::get_screen_orientation() const {
return (OS::ScreenOrientation)_orientation;
}
// Internal helper function that returns the screen orientation enum value from a string
// (generally coming from the Project Settings).
// This is required to keep compatibility with existing projects.
OS::ScreenOrientation OS::get_screen_orientation_from_string(const String &p_orientation) const {
if (p_orientation == "portrait") {
return OS::SCREEN_PORTRAIT;
} else if (p_orientation == "reverse_landscape") {
return OS::SCREEN_REVERSE_LANDSCAPE;
} else if (p_orientation == "reverse_portrait") {
return OS::SCREEN_REVERSE_PORTRAIT;
} else if (p_orientation == "sensor_landscape") {
return OS::SCREEN_SENSOR_LANDSCAPE;
} else if (p_orientation == "sensor_portrait") {
return OS::SCREEN_SENSOR_PORTRAIT;
} else if (p_orientation == "sensor") {
return OS::SCREEN_SENSOR;
}
return OS::SCREEN_LANDSCAPE;
}
void OS::ensure_user_data_dir() {
String dd = get_user_data_dir();
DirAccess *da = DirAccess::open(dd);
if (da) {
memdelete(da);
return;
}
da = DirAccess::create(DirAccess::ACCESS_FILESYSTEM);
Error err = da->make_dir_recursive(dd);
ERR_FAIL_COND_MSG(err != OK, "Error attempting to create data dir: " + dd + ".");
memdelete(da);
}
void OS::set_native_icon(const String &p_filename) {
}
void OS::set_icon(const Ref<Image> &p_icon) {
}
String OS::get_model_name() const {
return "GenericDevice";
}
void OS::set_cmdline(const char *p_execpath, const List<String> &p_args) {
_execpath = String::utf8(p_execpath);
_cmdline = p_args;
};
void OS::release_rendering_thread() {
}
void OS::make_rendering_thread() {
}
void OS::swap_buffers() {
}
String OS::get_unique_id() const {
ERR_FAIL_V("");
}
int OS::get_processor_count() const {
return 1;
}
String OS::get_processor_name() const {
return "";
}
Error OS::native_video_play(String p_path, float p_volume, String p_audio_track, String p_subtitle_track) {
return FAILED;
}
bool OS::native_video_is_playing() const {
return false;
}
void OS::native_video_pause() {
}
void OS::native_video_unpause() {
}
void OS::native_video_stop() {
}
void OS::set_mouse_mode(MouseMode p_mode) {
}
bool OS::can_use_threads() const {
#ifdef NO_THREADS
return false;
#else
return true;
#endif
}
OS::MouseMode OS::get_mouse_mode() const {
return MOUSE_MODE_VISIBLE;
}
OS::LatinKeyboardVariant OS::get_latin_keyboard_variant() const {
return LATIN_KEYBOARD_QWERTY;
}
int OS::keyboard_get_layout_count() const {
return 0;
}
int OS::keyboard_get_current_layout() const {
return -1;
}
void OS::keyboard_set_current_layout(int p_index) {}
String OS::keyboard_get_layout_language(int p_index) const {
return "";
}
String OS::keyboard_get_layout_name(int p_index) const {
return "";
}
bool OS::is_joy_known(int p_device) {
return true;
}
String OS::get_joy_guid(int p_device) const {
return "Default Joypad";
}
void OS::set_context(int p_context) {
}
OS::SwitchVSyncCallbackInThread OS::switch_vsync_function = nullptr;
void OS::set_use_vsync(bool p_enable) {
_use_vsync = p_enable;
if (switch_vsync_function) { //if a function was set, use function
switch_vsync_function(p_enable);
} else { //otherwise just call here
_set_use_vsync(p_enable);
}
}
bool OS::is_vsync_enabled() const {
return _use_vsync;
}
void OS::set_vsync_via_compositor(bool p_enable) {
_vsync_via_compositor = p_enable;
}
bool OS::is_vsync_via_compositor_enabled() const {
return _vsync_via_compositor;
}
void OS::set_delta_smoothing(bool p_enabled) {
_delta_smoothing_enabled = p_enabled;
}
bool OS::is_delta_smoothing_enabled() const {
return _delta_smoothing_enabled;
}
OS::PowerState OS::get_power_state() {
return POWERSTATE_UNKNOWN;
}
int OS::get_power_seconds_left() {
return -1;
}
int OS::get_power_percent_left() {
return -1;
}
void OS::set_has_server_feature_callback(HasServerFeatureCallback p_callback) {
has_server_feature_callback = p_callback;
}
bool OS::has_feature(const String &p_feature) {
if (p_feature == get_name()) {
return true;
}
#ifdef DEBUG_ENABLED
if (p_feature == "debug") {
return true;
}
#else
if (p_feature == "release") {
return true;
}
#endif
#ifdef TOOLS_ENABLED
if (p_feature == "editor") {
return true;
}
#else
if (p_feature == "standalone") {
return true;
}
#endif
if (sizeof(void *) == 8 && p_feature == "64") {
return true;
}
if (sizeof(void *) == 4 && p_feature == "32") {
return true;
}
#if defined(__x86_64) || defined(__x86_64__) || defined(__amd64__) || defined(_M_X64)
if (p_feature == "x86_64") {
return true;
}
#elif defined(__i386) || defined(__i386__) || defined(_M_IX86)
if (p_feature == "x86_32") {
return true;
}
if (p_feature == "x86") {
return true;
}
#elif defined(__aarch64__) || defined(_M_ARM64)
if (p_feature == "arm64") {
return true;
}
#elif defined(__arm__) || defined(_M_ARM)
if (p_feature == "arm32") {
return true;
}
#if defined(__ARM_ARCH_7A__)
if (p_feature == "armv7a" || p_feature == "armv7") {
return true;
}
#endif
#if defined(__ARM_ARCH_7S__)
if (p_feature == "armv7s" || p_feature == "armv7") {
return true;
}
#endif
if (p_feature == "arm") {
return true;
}
#elif defined(__riscv)
#if __riscv_xlen == 8
if (p_feature == "rv64") {
return true;
}
#endif
if (p_feature == "riscv") {
return true;
}
#elif defined(__powerpc__)
#if defined(__powerpc64__)
if (p_feature == "ppc64") {
return true;
}
#endif
if (p_feature == "ppc") {
return true;
}
#elif defined(__wasm__)
#if defined(__wasm64__)
if (p_feature == "wasm64") {
return true;
}
#elif defined(__wasm32__)
if (p_feature == "wasm32") {
return true;
}
#endif
if (p_feature == "wasm") {
return true;
}
#endif
if (_check_internal_feature_support(p_feature)) {
return true;
}
if (has_server_feature_callback && has_server_feature_callback(p_feature)) {
return true;
}
if (ProjectSettings::get_singleton()->has_custom_feature(p_feature)) {
return true;
}
return false;
}
void OS::center_window() {
if (is_window_fullscreen()) {
return;
}
Point2 sp = get_screen_position(get_current_screen());
Size2 scr = get_screen_size(get_current_screen());
Size2 wnd = get_real_window_size();
int x = sp.width + (scr.width - wnd.width) / 2;
int y = sp.height + (scr.height - wnd.height) / 2;
set_window_position(Vector2(x, y));
}
int OS::get_video_driver_count() const {
return 2;
}
const char *OS::get_video_driver_name(int p_driver) const {
switch (p_driver) {
case VIDEO_DRIVER_GLES2:
return "GLES2";
default:
return "GLES2";
}
}
bool OS::is_offscreen_gl_available() const {
return false;
}
void OS::set_offscreen_gl_current(bool p_current) {}
int OS::get_audio_driver_count() const {
return AudioDriverManager::get_driver_count();
}
const char *OS::get_audio_driver_name(int p_driver) const {
AudioDriver *driver = AudioDriverManager::get_driver(p_driver);
ERR_FAIL_COND_V_MSG(!driver, "", "Cannot get audio driver at index '" + itos(p_driver) + "'.");
return AudioDriverManager::get_driver(p_driver)->get_name();
}
void OS::set_restart_on_exit(bool p_restart, const List<String> &p_restart_arguments) {
restart_on_exit = p_restart;
restart_commandline = p_restart_arguments;
}
bool OS::is_restart_on_exit_set() const {
return restart_on_exit;
}
List<String> OS::get_restart_on_exit_arguments() const {
return restart_commandline;
}
PoolStringArray OS::get_connected_midi_inputs() {
if (MIDIDriver::get_singleton()) {
return MIDIDriver::get_singleton()->get_connected_inputs();
}
PoolStringArray list;
ERR_FAIL_V_MSG(list, vformat("MIDI input isn't supported on %s.", OS::get_singleton()->get_name()));
}
void OS::open_midi_inputs() {
if (MIDIDriver::get_singleton()) {
MIDIDriver::get_singleton()->open();
} else {
ERR_PRINT(vformat("MIDI input isn't supported on %s.", OS::get_singleton()->get_name()));
}
}
void OS::close_midi_inputs() {
if (MIDIDriver::get_singleton()) {
MIDIDriver::get_singleton()->close();
} else {
ERR_PRINT(vformat("MIDI input isn't supported on %s.", OS::get_singleton()->get_name()));
}
}
void OS::add_frame_delay(bool p_can_draw) {
const uint32_t frame_delay = Engine::get_singleton()->get_frame_delay();
if (frame_delay) {
// Add fixed frame delay to decrease CPU/GPU usage. This doesn't take
// the actual frame time into account.
// Due to the high fluctuation of the actual sleep duration, it's not recommended
// to use this as a FPS limiter.
delay_usec(frame_delay * 1000);
}
// Add a dynamic frame delay to decrease CPU/GPU usage. This takes the
// previous frame time into account for a smoother result.
uint64_t dynamic_delay = 0;
if (is_in_low_processor_usage_mode() || !p_can_draw) {
dynamic_delay = get_low_processor_usage_mode_sleep_usec();
}
const int target_fps = Engine::get_singleton()->get_target_fps();
if (target_fps > 0 && !Engine::get_singleton()->is_editor_hint()) {
// Override the low processor usage mode sleep delay if the target FPS is lower.
dynamic_delay = MAX(dynamic_delay, (uint64_t)(1000000 / target_fps));
}
if (dynamic_delay > 0) {
target_ticks += dynamic_delay;
uint64_t current_ticks = get_ticks_usec();
if (current_ticks < target_ticks) {
delay_usec(target_ticks - current_ticks);
}
current_ticks = get_ticks_usec();
target_ticks = MIN(MAX(target_ticks, current_ticks - dynamic_delay), current_ticks + dynamic_delay);
}
}
void OS::set_use_benchmark(bool p_use_benchmark) {
use_benchmark = p_use_benchmark;
}
bool OS::is_use_benchmark_set() {
return use_benchmark;
}
void OS::set_benchmark_file(const String &p_benchmark_file) {
benchmark_file = p_benchmark_file;
}
String OS::get_benchmark_file() {
return benchmark_file;
}
void OS::benchmark_begin_measure(const String &p_what) {
#ifdef TOOLS_ENABLED
start_benchmark_from[p_what] = OS::get_singleton()->get_ticks_usec();
#endif
}
void OS::benchmark_end_measure(const String &p_what) {
#ifdef TOOLS_ENABLED
uint64_t total = OS::get_singleton()->get_ticks_usec() - start_benchmark_from[p_what];
double total_f = double(total) / double(1000000);
startup_benchmark_json[p_what] = total_f;
#endif
}
void OS::benchmark_dump() {
#ifdef TOOLS_ENABLED
if (!use_benchmark) {
return;
}
if (!benchmark_file.empty()) {
FileAccess *f = FileAccess::open(benchmark_file, FileAccess::WRITE);
if (f) {
f->store_string(JSON::print(startup_benchmark_json, "\t", false));
}
} else {
List<Variant> keys;
startup_benchmark_json.get_key_list(&keys);
print_line("BENCHMARK:");
for (List<Variant>::Element *E = keys.front(); E; E = E->next()) {
Variant &K = E->get();
print_line("\t-" + K.operator String() + ": " + startup_benchmark_json[K] + " sec.");
}
}
#endif
}
OS::OS() {
void *volatile stack_bottom;
restart_on_exit = false;
singleton = this;
_keep_screen_on = true; // set default value to true, because this had been true before pandemonium 2.0.
low_processor_usage_mode = false;
low_processor_usage_mode_sleep_usec = 10000;
_update_vital_only = false;
_update_pending = false;
_verbose_stdout = false;
_debug_stdout = false;
_no_window = false;
_exit_code = 0;
_orientation = SCREEN_LANDSCAPE;
_delta_smoothing_enabled = false;
_render_thread_mode = RENDER_THREAD_SAFE;
_allow_hidpi = false;
_allow_layered = false;
_stack_bottom = (void *)(&stack_bottom);
_logger = nullptr;
has_server_feature_callback = nullptr;
Vector<Logger *> loggers;
loggers.push_back(memnew(StdLogger));
_set_logger(memnew(CompositeLogger(loggers)));
}
OS::~OS() {
memdelete(_logger);
singleton = nullptr;
}